Form ia 126 2026

1. Click ‘Get Form’ to open the IA 126 in the editor.
2. Begin by entering your name and Social Security Number as shown on page 1 of the IA 1040.
3. Mark the appropriate box indicating whether you or your spouse are nonresidents or part-year residents of Iowa.
4. Fill in the dates you and your spouse moved into or out of Iowa, if applicable.
5. Report only Iowa-source income in the designated fields, ensuring accuracy for each category such as wages, interest, and dividends.
6. Calculate your total gross income by adding lines 1 through 14 and enter it in line 15.
7. Complete adjustments on lines 16 through 24, then subtract total adjustments from gross income to find Iowa net income on line 26.
8. Finally, calculate your nonresident/part-year resident tax credit based on the percentage derived from your Iowa income percentage.

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